Yanmar 4JH110 – Marine Diesel Engine 110 HP

Using common rail injection with 110 hp at 3,200 rpm, the Yanmar 4JH110 combines turbocharged and intercooled induction with a 1.995L inline four-cylinder diesel platform. The engine uses EN 590 diesel and a stated 17.0:1 compression ratio. Mechanical or hydraulic transmission options, KM4A2 or ZF30M drive compatibility, and electronic-control compatibility shape the documented propulsion-system configuration.

The 505-pound dry engine uses an SAE 4 flywheel housing and a 12V 125-amp alternator. Enclosed forced lubrication holds 5.0L oil, while heat-exchanger cooling uses 7.2L coolant and the wet mixing elbow forms part of the exhaust system. Listed emissions ratings include EPA Tier 3, RCD II, and BSO II.

Why Choose the Yanmar 4JH110 Marine Diesel Engine

The 4JH110 marine diesel engine combines 110 hp output with common rail injection, turbocharging, and intercooling in a 1.995L four-cylinder configuration. Buyers can assess its 12V 125-amp alternator, electronic-control compatibility, mechanical or hydraulic transmission options, and KM4A2 or ZF30M drive interfaces. EPA Tier 3, RCD II, and BSO II ratings provide additional technical context for this documented engine specification.

Warranty and Support

This model is eligible for Yanmar’s 3-Year Extended Limited Warranty program for first retail purchasers, subject to private and recreational use requirements. can assist with product details and order-related questions before purchase. Please review the warranty coverage and eligibility details on before purchase.

Before Ordering the Yanmar 4JH110 Marine Diesel Engine

Before ordering, verify engine-bed dimensions, mount locations, SAE 4 flywheel-housing compatibility, transmission selection, and KM4A2 or ZF30M drive requirements. Confirm the vessel has EN 590 diesel fuel supply, compatible electronic controls, cooling-water and wet-exhaust systems, 12V wiring, ventilation, shaft alignment, propeller matching, and professional installation planning.